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BOSTON MARATHON 2023

Benoit Tremblay

Bib: 13206•M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:27/mi
26:15
↑ 97↓ 3451.5%
10K· 6.21 mi
8:32/mi
52:47
↑ 79↓ 1380.4%
15K· 9.32 mi
8:37/mi
1:19:32
↑ 67↓ 78
20K· 12.43 mi
8:43/mi
1:46:36
↑ 106↓ 860.1%
Half· 13.11 mi
8:34/mi
1:52:27
↑ 19↓ 370.5%
25K· 15.53 mi
8:43/mi
2:13:35
↑ 66↓ 880.2%
30K· 18.64 mi
8:38/mi
2:40:23
↑ 181↓ 1480.2%
20M
8:31/mi
2:51:58
↑ 64↓ 500.2%
21M
8:56/mi
3:00:54
↑ 106↓ 241.6%
35K· 21.75 mi
8:19/mi
3:07:07
↑ 17↓ 861.7%
23M
8:30/mi
3:17:45
↑ 23↓ 630.6%
24M
8:19/mi
3:26:04
↓ 821.3%
40K· 24.85 mi
8:39/mi
3:33:28
↓ 200.3%
25.2M
9:34/mi
3:36:46
↑ 13↓ 160.2%
Finish· 26.22 mi
8:44/mi
3:45:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:52:27
Pace8:35 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:53:13
Pace8:38 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1026:158:2726:15
8:27
-
10K
6.21 mi11:21:4252:478:3026:32
8:32
+0:05
15K
9.32 mi11:48:271:19:328:3226:45
8:37
+0:05
20K
12.43 mi12:15:311:46:368:3527:04
8:43
+0:06
Half
13.11 mi12:21:221:52:278:355:51
8:34
-0:09
25K
15.53 mi12:42:302:13:358:3621:08
8:43
+0:09
30K
18.64 mi13:09:182:40:238:3626:48
8:38
-0:05
20M
20.00 mi13:20:532:51:588:3611:35
8:31
-0:07
21M
21.00 mi13:29:493:00:548:378:56
8:56
+0:25
35K
21.75 mi13:36:023:07:078:366:13
8:19
-0:37
23M
23.00 mi13:46:403:17:458:3610:38
8:30
+0:11
24M
24.00 mi13:54:593:26:048:358:19
8:19
-0:11
40K
24.85 mi14:02:233:33:288:357:24
8:39
+0:20
25.2M
25.20 mi14:05:413:36:468:363:18
9:34
+0:55
Finish
26.22 mi14:14:353:45:408:378:54
8:44
-0:50

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:19 /mi

Average Pace

8:37 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:42:22

99% of race

Time at Steady Pace

3:18

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:36 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:55:1026:158:2726:15
8:27
#17201
10K
6.21 mi11:21:4252:478:3026:32
8:32
#17870
15K
9.32 mi11:48:271:19:328:3226:45
8:37
#18062
20K
12.43 mi12:15:311:46:368:3527:04
8:43
#18073
Half
13.11 mi12:21:221:52:278:355:51
8:34
#18072
25K
15.53 mi12:42:302:13:358:3621:08
8:43
#17938
30K
18.64 mi13:09:182:40:238:3626:48
8:38
#17376
20M
20.00 mi13:20:532:51:588:3611:35
8:31
#17125
21M
21.00 mi13:29:493:00:548:378:56
8:56
#16889
35K
21.75 mi13:36:023:07:078:366:13
8:19
#16771
23M
23.00 mi13:46:403:17:458:3610:38
8:30
#16577
24M
24.00 mi13:54:593:26:048:358:19
8:19
#16432
40K
24.85 mi14:02:233:33:288:357:24
8:39
#16307
25.2M
25.20 mi14:05:413:36:468:363:18
9:34
#16296
Finish
26.22 mi14:14:353:45:408:378:54
8:44
#16304
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi17201111151111518501(Top 69%)11678(Top 77%)11678(Top 569%)
10K6.21 mi3.10 mi17870-66911402-28711402-28718480(Top 69%)11702(Top 77%)11702(Top 570%)
15K9.32 mi3.11 mi18062-19211477-7511477-7518501(Top 69%)11678(Top 77%)11678(Top 569%)
20K12.43 mi3.11 mi18073-1111494-1711494-1718184(Top 68%)11551(Top 76%)11551(Top 563%)
Half13.11 mi0.68 mi18072+111499-511499-518111(Top 68%)11517(Top 76%)11517(Top 561%)
25K15.53 mi2.42 mi17938+13411414+8511414+8517450(Top 66%)11171(Top 74%)11171(Top 544%)
30K18.64 mi3.11 mi17376+56211179+23511179+23515062(Top 57%)10076(Top 66%)10076(Top 491%)
20M20.00 mi1.36 mi17125+25111054+12511054+12513776(Top 52%)9483(Top 62%)9483(Top 462%)
21M21.00 mi1.00 mi16889+23610948+10610948+10613025(Top 49%)9058(Top 60%)9058(Top 441%)
35K21.75 mi0.75 mi16771+11810887+6110887+6114137(Top 53%)9492(Top 63%)9492(Top 463%)
23M23.00 mi1.25 mi16577+19410780+10710780+10713162(Top 49%)8995(Top 59%)8995(Top 438%)
24M24.00 mi1.00 mi16432+14510698+8210698+8213321(Top 50%)9020(Top 59%)9020(Top 440%)
40K24.85 mi0.85 mi16307+12510629+6910629+6914263(Top 54%)9362(Top 62%)9362(Top 456%)
25.2M25.20 mi0.35 mi16296+1110617+1210617+1215463(Top 58%)9884(Top 65%)9884(Top 482%)
Finish26.22 mi1.02 mi16304-810621-410621-416653(Top 63%)10452(Top 69%)10452(Top 509%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

18501

Males

11678

M50-54

11678

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

18480

Males

11702

M50-54

11702

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

18501

Males

11678

M50-54

11678

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

18184

Males

11551

M50-54

11551

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

18111

Males

11517

M50-54

11517

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

17450

Males

11171

M50-54

11171

25K→30K

15.5 - 18.6 mi

Top 57%
×9story building
+181ft-148ft

Overall

15062

Males

10076

M50-54

10076

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

13776

Males

9483

M50-54

9483

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

13025

Males

9058

M50-54

9058

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

14137

Males

9492

M50-54

9492

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

13162

Males

8995

M50-54

8995

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

13321

Males

9020

M50-54

9020

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14263

Males

9362

M50-54

9362

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

15463

Males

9884

M50-54

9884

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16653

Males

10452

M50-54

10452

Passing Analysis

Category:
Athletes Passed
2415
Passed By
1518
Net Change
+897
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17201
5K → 10K106775-669#17201#17870
10K → 15K127319-192#17870#18062
15K → 20K172183-11#18062#18073
20K → Half2726+1#18073#18072
Half → 25K19965+134#18072#17938
25K → 30K5653+562#17938#17376
30K → 20M2576+251#17376#17125
20M → 21M2404+236#17125#16889
21M → 35K1213+118#16889#16771
35K → 23M20511+194#16771#16577
23M → 24M15914+145#16577#16432
24M → 40K14318+125#16432#16307
40K → 25.2M3827+11#16307#16296
25.2M → Finish5664-8#16296#16304
TOTALS24151518+897
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing